//
//  CalculatorManager.h
//  iOSCodeLearning
//
//  Created by TFAppleWork-Summer on 2018/4/11.
//  Copyright © 2018年 Ace. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface CalculatorManager : NSObject
@property (nonatomic, assign) int result;

//-(CalculatorManager *)add:(int)value;
-(CalculatorManager *(^)(int))add;

-(void)add:(void(^)(int result))block;

@end
